(19)

(11)

EP 3 491 208 A1

(12)

(43) Date of publication: 05.06.2019 Bulletin 2019/23 (21) Application number: 17736705.9 (22) Date of filing: 21.06.2017

(51) International Patent Classification (IPC):  E04H 17/16(2006.01) (86) International application number: PCT/GB2017/051823 (87) International publication number: WO 2018/025007 (08.02.2018 Gazette 2018/06)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 01.08.2016 GB 201613210 (71) Applicant: CRH Fencing & Security Group (UK) Limited Doncaster, South Yorkshire DN4 8WA (GB)	(72) Inventors: MOORES, Shaun Doncaster South Yorkshire DN4 8WA (GB) KELEMAN, Robert Doncaster South Yorkshire DN4 8WA (GB) (74) Representative: Siecker, Eric Johannes  Novagraaf UK 2nd Floor, Renown House 33-34 Bury Street London EC3A 5AR London EC3A 5AR (GB)